11
Falling Pipeline
Long downstream pipelines (> 3m) should be avoided due to degassing of the medium.
If long downstream pipelines are unavoidable install an additional vent valve as shown in
Figure 9, unless there is under all operating conditions sufficient back pressure to avoid
flashing of liquid to vapor.
Fig. 9 Avoid long downstream pipelines after the transducer
Pumps
Pumps should be installed at least 4
×
L from the transducer.
Where pumps cause excessive vibration, de-coupling by flexible hose may be necessary.
Install as shown in Figure 10.
Fig. 10 Minimum distance from delivery pump 4
×
L
